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A156410 Number of 12 X 12 arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to n. 0

%I #5 Oct 27 2019 22:04:44

%S 1,1384,217500,8019000,100368324,534495232,1814137996,8671131376,

%T 40142592042,110049447136,219088073110,659368209568,2165316809841,

%U 4410398887272,6632080108308,15449498784320,42194032310078

%N Number of 12 X 12 arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to n.

%K nonn

%O 0,2

%A _R. H. Hardin_, Feb 09 2009

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Last modified April 25 05:56 EDT 2024. Contains 371964 sequences. (Running on oeis4.)